package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

/**
 * @Author: @Weiney
 * @ClassName: ShoppingCartMapper
 * @Description: 购物车数据库接口
 * @Create: 2025-01-26
 **/

@Mapper
public interface ShoppingCartMapper {

    /**
     * 查询购物车列表，条件有userId,dishId,dishFlavor,setmealId，动态sql
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 根据id更新购物车商品数量
     * @param shoppingCart
     */
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    /**
     * 插入购物车
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart (name, image, user_id, dish_id, setmeal_id, dish_flavor, number, amount, create_time)" +
            " VALUES (#{name}, #{image}, #{userId}, #{dishId}, #{setmealId}, #{dishFlavor}, #{number}, #{amount}, #{createTime})")
    void insert(ShoppingCart shoppingCart);

    /**
     * 根据id删除购物车
     * @param userId
     */
    @Delete("delete from shopping_cart where user_id = #{userId}")
    void deleteByUserId(Long userId);

    /**
     * 删除该条数据库记录
     * @param item
     */
    void deleteOne(ShoppingCart item);

    /**
     * 批量插入购物车数据
     *
     * @param shoppingCartList
     */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}